Tesla coils are awesome. But if you’ve ever built one, you know how tedious winding the secondary coil is. So [Krux] decided to build a machine to do it for him. He’s currently working on his first ...

To solve this problem, creator BubsBuilds designed an open-source automated coil winding machine that can produce custom ...

If there’s something more tedious than winding coils, we’re not sure what it is — possibly rolling and wrapping coins; that’s really a bother. But luckily, just like there are mechanical ways to count ...

Deep in the electric-vehicle industry’s supply chain is a little-known Japanese manufacturer that makes a seemingly mundane, but essential, device: coil-winding machines. If the motor is the heart of ...